[Bugfix] 修复BrokerConfigServiceImpl.getBrokerConfigByZKClient方法一定返回空的问题 (#1198)

修复获取ZK-Broker配置，出现空列表的问题

Co-authored-by: jiangmb <jiangmb@televehicle.com>

km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/broker/impl/BrokerConfigServiceImpl.java

@@ -37,6 +37,7 @@ import scala.jdk.javaapi.CollectionConverters;
 
 import javax.annotation.PostConstruct;
 import java.util.*;
+import java.util.stream.Collectors;
 
 import static com.xiaojukeji.know.streaming.km.common.enums.version.VersionEnum.*;
 
@@ -154,9 +155,11 @@ public class BrokerConfigServiceImpl extends BaseKafkaVersionControlService impl
         if (propertiesResult.failed()) {
             return Result.buildFromIgnoreData(propertiesResult);
         }
+        List<String> configKeyList = propertiesResult.getData().keySet().stream().map(Object::toString).collect(Collectors.toList());
+
 
         return Result.buildSuc(KafkaConfigConverter.convert2KafkaBrokerConfigDetailList(
-                new ArrayList<>(),
+                configKeyList,
                 propertiesResult.getData()
         ));
     }